Which of the following expression is equivalent to 1/49?

A) 7^3

B) 7^-6•7^-4

C) 7^-3•7

D) 7^-2•7^4

Peter uses unit cubes to built a figure in the shape of the letter x. what is tej fewest unit cubes that oeter can use to build the figure?

Which of the following correctly represent the commutative property? 8 - 7 + 5 = 7 - 8 + 5 (2 + 3) + 8 = 2 + (3 + 8) 2 : 4 = 4 : 2 8 * 5 * 4 = 5 * 8 * 4

the school runningback, gets the ball at the 50 yard line. He gains 40 yards toward the goal line and then gets pushed back 5 yards and tackled.

If the probability that 20 kids or fewer kids in a group of 25 like pizza is 43%, what is the probability that at least 21 kids in the group like pizza? Options: A. 25% B. 43% C. 57% D. 21%

Ben is thinking of a four - digit number in which all the digits are different and three fourths of the digit are odd. what could Ben's number be?

The equation d=m/v can be used to calculate the density

The city's central library has 72,864 books. The library has 72 bookcases. If each bookcase has room for the same number of books, how many books are there in each bookcase?

Which figure is always a rectangle?

The SneakerRama Company makes and sells sneakers. They have one linear function that represents the cost of producing sneakers and another linear function that models how much income they get from those sneakers.

Write the equation of a circle with a center at (2.5, - 3.5) and a diameter of 12. Choices are x + 2.5) 2 + (y - 3.5) 2 = 12 (x - 2.5) 2 + (y + 3.5) 2 = 36 (x + 2.5) 2 + (y - 3.5) 2 = 36 (x - 2.5) 2 + (y + 3.5) 2 = 144